chromitite

хромитит, хромовая руда (изверженная порода)
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хромитит
хромовая руда

English-Russian dictionary of geology. 2011.

Смотреть что такое "chromitite" в других словарях:

  • Chromitite — with bronzite phenocrystss from Stillwater Igneous Complex Chromitite is an igneous cumulate rock composed mostly of the mineral chromite. It is found in layered intrusions such as the Bushveld Igneous Complex in South Africa and the Stillwater… …   Wikipedia

  • chromitite — chro·mi·tite …   English syllables

  • chromitite — məˌtīt noun ( s) Etymology: International Scientific Vocabulary chromite + ite; originally formed as German chromitit : a rock composed chiefly of the mineral chromite …   Useful english dictionary

  • Bushveld Igneous Complex — The Bushveld Igneous Complex (or BIC) is a large igneous intrusion within the Earth s crust which has been tilted and eroded and now outcrops around what appears to be the edge of a great geological basin. Located in South Africa, the BIC… …   Wikipedia

  • Merensky Reef — Mines of the Merensky Reef The Merensky Reef, is a layer of igneous rock in the Bushveld Igneous Complex (BIC) in the Transvaal which together with an underlying layer, the Upper Group 2 Reef (UG2), contains most of the world s known reserves of… …   Wikipedia

  • Uwarowit — Chemische Formel Ca3Cr2[SiO4]3 Mineralklasse Silikate, Germanate Inselsilikate (Nesosilikate) Granatgruppe VIII/A.08 130 (8. Aufl.) ; 9.AD.25 (9. Aufl.) (nach Strunz …   Deutsch Wikipedia

  • Dunite — Not to be confused with Dunnite. Small volcanic bomb of (black) basanite with (green) dunite Dunite (   …   Wikipedia

  • Chromite — General Category Oxide minerals Chemical formula (Fe, Mg)Cr2O4 …   Wikipedia

  • Ultramafic rock — Ultramafic (also referred to as ultrabasic) rocks are igneous and meta igneous rocks with very low silica content (less than 45%), generally >18% MgO, high FeO, low potassium, and are composed of usually greater than 90% mafic minerals (dark… …   Wikipedia

  • Great Dyke — The Great Dyke is a linear geological feature that trends nearly north south through the center of Zimbabwe passing just to the west of the capital, Harare. It consists of a band of short, narrow ridges and hills spanning for approximately… …   Wikipedia

  • Ultramafic to mafic layered intrusions — are found in typically ancient cratons and are rare but worldwide in distribution. The intrusive complexes exhibit evidence of fractional crystallization and crystal segregation by settling or floating of minerals from a melt. Ideally the… …   Wikipedia

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